fetchSignInMethodsForEmail method Null safety

Future<List<String>> fetchSignInMethodsForEmail(
  1. String email

Returns a list of sign-in methods that can be used to sign in a given user (identified by its main email address).

This method is useful when you support multiple authentication mechanisms if you want to implement an email-first authentication flow.

An empty List is returned if the user could not be found.

A FirebaseAuthException maybe thrown with the following error code:

  • invalid-email:
  • Thrown if the email address is not valid.


Future<List<String>> fetchSignInMethodsForEmail(String email) {
  return _delegate.fetchSignInMethodsForEmail(email);